Malignant neoplasm of larynx (C32) ICD-10-CM
The C32 code range covers malignant neoplasm of larynx with 7 ICD-10-CM diagnosis codes. 6 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.
Use Additional Code
The “use additional code” indicates that a secondary code could be used to further specify the patient’s condition. This note is not mandatory and is only used if enough information is available to assign an additional code.
Codes in the C32 Range 7 codes · 6 billable
- C32 Malignant neoplasm of larynxNon-billable
- C32.0 Malignant neoplasm of glottis
- C32.1 Malignant neoplasm of supraglottis
- C32.2 Malignant neoplasm of subglottis
- C32.3 Malignant neoplasm of laryngeal cartilage
- C32.8 Malignant neoplasm of overlapping sites of larynx
- C32.9 Malignant neoplasm of larynx, unspecified
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the C32 range.
Malignant Glottis Neoplasm
A malignant neoplasm that affects the glottic area of the larynx. The vast majority of cases represent squamous cell carcinomas.
Malignant Laryngeal Neoplasm
A primary or metastatic malignant neoplasm involving the larynx. The majority are carcinomas.
Malignant Subglottis Neoplasm
A malignant neoplasm that affects the subglottic area of the larynx. The vast majority of cases are squamous cell carcinomas.
Malignant Supraglottis Neoplasm
A malignant neoplasm that affects the supraglottic area of the larynx. The vast majority of cases are squamous cell carcinomas.
About the C32 Code Range
Cancer of the larynx, or voice box, can begin there or spread there from another site.
Within cancers of respiratory and intrathoracic organs, C32 separates laryngeal cancer by location. C32.0 identifies the glottis, C32.1 the supraglottis, C32.2 the subglottis, and C32.3 laryngeal cartilage. C32.8 describes overlapping sites of the larynx, while C32.9 leaves the site unspecified.
Questions About This Page
How many billable codes are in the C32 range?
Of the 7 codes in this range, 6 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.
What does the C32 range classify?
The range classifies malignant neoplasm of larynx. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.
